EP0632341A3 - An image forming apparatus. - Google Patents

An image forming apparatus. Download PDF

Info

Publication number: EP0632341A3
Authority: EP; European Patent Office
Prior art keywords: image forming; forming apparatus; image; forming
Prior art date: 1993-06-29
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP94304689A

Other languages

German (de)

French (fr)

Other versions

EP0632341A2 (en

EP0632341B1 (en

Inventor

Akihiko Takeuchi

Toshihiko Ochiai

Motoi Katoh

Toshiaki Miyashiro

Takehiko Suzuki

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Canon Inc

Original Assignee

Canon Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1993-06-29

Filing date

1994-06-28

Publication date

1995-08-16

1994-06-28 Application filed by Canon Inc filed Critical Canon Inc

1995-01-04 Publication of EP0632341A2 publication Critical patent/EP0632341A2/en

1995-08-16 Publication of EP0632341A3 publication Critical patent/EP0632341A3/en

1999-03-03 Application granted granted Critical

1999-03-03 Publication of EP0632341B1 publication Critical patent/EP0632341B1/en

2014-06-28 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
- G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
- G03G15/1665—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat
- G03G15/167—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat at least one of the recording member or the transfer member being rotatable during the transfer
- G03G15/1685—Structure, details of the transfer member, e.g. chemical composition
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
- G03G15/0105—Details of unit
- G03G15/0131—Details of unit for transferring a pattern to a second base

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Color Electrophotography (AREA)
Electrophotography Configuration And Component (AREA)
Control Or Security For Electrophotography (AREA)

EP94304689A 1993-06-29 1994-06-28 An image forming apparatus and its use Expired - Lifetime EP0632341B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP5159051A JP2925432B2 (en)	1993-06-29	1993-06-29	Image forming device
JP159051/93		1993-06-29

Publications (3)

Publication Number	Publication Date
EP0632341A2 EP0632341A2 (en)	1995-01-04
EP0632341A3 true EP0632341A3 (en)	1995-08-16
EP0632341B1 EP0632341B1 (en)	1999-03-03

Family

ID=15685158

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP94304689A Expired - Lifetime EP0632341B1 (en)	1993-06-29	1994-06-28	An image forming apparatus and its use

Country Status (6)

Country	Link
US (1)	US5608505A (en)
EP (1)	EP0632341B1 (en)
JP (1)	JP2925432B2 (en)
KR (1)	KR0135248B1 (en)
CN (1)	CN1058792C (en)
DE (1)	DE69416733T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3507305B2 (en) *	1996-11-01	2004-03-15	キヤノン株式会社	Image forming device
US8099003B2 (en) *	2007-10-31	2012-01-17	Canon Kabushiki Kaisha	Image forming apparatus and image forming method for eliminating image defects by considering a kind of transfer material
CN107664940B (en) *	2016-07-29	2020-08-25	佳能株式会社	Image forming apparatus with a toner supply device
JP6391770B2 (en) *	2016-07-29	2018-09-19	キヤノン株式会社	Image forming apparatus
JP2021140012A (en) *	2020-03-04	2021-09-16	富士フイルムビジネスイノベーション株式会社	Image forming unit, process cartridge and image forming device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6051864A (en) *	1983-08-20	1985-03-23	Casio Comput Co Ltd	copying device
EP0281138A2 (en) *	1987-03-04	1988-09-07	Ricoh Company, Ltd	Color image forming apparatus
WO1992014193A1 (en) *	1991-02-12	1992-08-20	Spectrum Sciences B.V.	Imaging system
EP0513819A2 (en) *	1991-05-17	1992-11-19	Hewlett-Packard Company	Electrostatically assisted transfer roller and method for directly transferring liquid toner to a print medium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5520579B2 (en) *	1973-09-03	1980-06-03
JPS5925218B2 (en) *	1973-12-20	1984-06-15	キヤノン株式会社	Multicolor developing device
DE2607727C3 (en) *	1975-03-06	1979-01-04	Hitachi, Ltd., Tokio	Multicolor developing device
JPS6083068A (en) *	1983-10-12	1985-05-11	Olympus Optical Co Ltd	Structure of residual developer recovering device in electrophotographic copying machine
JPH02108091A (en) *	1988-10-18	1990-04-19	Canon Inc	Image forming device
US5253022A (en) *	1989-05-18	1993-10-12	Canon Kabushiki Kaisha	Image forming apparatus
JP2561400B2 (en) *	1991-07-31	1996-12-04	キヤノン株式会社	Electrophotographic apparatus and process cartridge attachable to and detachable from the apparatus

1993
- 1993-06-29 JP JP5159051A patent/JP2925432B2/en not_active Expired - Fee Related
1994
- 1994-06-28 EP EP94304689A patent/EP0632341B1/en not_active Expired - Lifetime
- 1994-06-28 DE DE69416733T patent/DE69416733T2/en not_active Expired - Fee Related
- 1994-06-29 CN CN94107837A patent/CN1058792C/en not_active Expired - Fee Related
- 1994-06-29 KR KR1019940015132A patent/KR0135248B1/en not_active IP Right Cessation
1996
- 1996-04-30 US US08/640,000 patent/US5608505A/en not_active Expired - Fee Related

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6051864A (en) *	1983-08-20	1985-03-23	Casio Comput Co Ltd	copying device
EP0281138A2 (en) *	1987-03-04	1988-09-07	Ricoh Company, Ltd	Color image forming apparatus
WO1992014193A1 (en) *	1991-02-12	1992-08-20	Spectrum Sciences B.V.	Imaging system
EP0513819A2 (en) *	1991-05-17	1992-11-19	Hewlett-Packard Company	Electrostatically assisted transfer roller and method for directly transferring liquid toner to a print medium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 009, no. 177 (P - 375) 23 July 1985 (1985-07-23) *

Also Published As

Publication number	Publication date
EP0632341A2 (en)	1995-01-04
JP2925432B2 (en)	1999-07-28
KR0135248B1 (en)	1998-05-15
JPH0744028A (en)	1995-02-14
DE69416733D1 (en)	1999-04-08
CN1112244A (en)	1995-11-22
DE69416733T2 (en)	1999-09-02
US5608505A (en)	1997-03-04
CN1058792C (en)	2000-11-22
EP0632341B1 (en)	1999-03-03
KR950001431A (en)	1995-01-03

Publication	Publication Date	Title
EP0616266A3 (en)	1997-03-12	Image forming apparatus.
EP0608812A3 (en)	1995-11-29	Image forming apparatus.
EP0622701A3 (en)	1995-11-15	Image forming apparatus.
EP0660201A3 (en)	1996-05-15	Image forming apparatus.
EP0622697A3 (en)	1995-10-04	An image forming apparatus.
EP0604941A3 (en)	1995-04-05	Image forming apparatus.
EP0642060A3 (en)	1995-10-18	Image processing apparatus.
EP0619678A3 (en)	1995-07-26	Image processing apparatus.
EP0645736A3 (en)	1995-11-02	Image processing apparatus.
EP0679958A3 (en)	1997-01-22	An image forming apparatus.
EP0614309A3 (en)	1997-03-19	Image processing apparatus.
EP0621547A3 (en)	1995-05-17	Image processing apparatus.
EP0602661A3 (en)	1995-03-08	Image forming apparatus.
EP0660581A3 (en)	1996-04-03	Image communicating apparatus.
EP0628887A3 (en)	1995-07-19	Image forming apparatus.
EP0660583A3 (en)	1995-11-02	Image communicating apparatus.
EP0614130A3 (en)	1995-08-09	Image forming apparatus.
EP0666685A3 (en)	1996-05-08	Image forming apparatus.
EP0672972A3 (en)	1996-08-28	Image forming apparatus.
EP0677947A3 (en)	1996-06-26	Image forming apparatus.
EP0631441A3 (en)	1995-02-01	Image processing apparatus.
EP0573061A3 (en)	1995-01-25	Image forming apparatus.
EP0660582A3 (en)	1995-11-02	Image communicating apparatus.
EP0635967A3 (en)	1996-05-01	Image synthesizing apparatus.
EP0663627A3 (en)	1996-07-03	Image forming apparatus.

Legal Events

Date	Code	Title	Description
1994-11-18	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1995-01-04	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE ES FR GB IT NL
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1996-03-06	17P	Request for examination filed	Effective date: 19960102
1997-05-02	17Q	First examination report despatched	Effective date: 19970318
1998-03-25	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1998-08-11	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1998-08-20	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
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